dm_financial()
creates an example dm
object from the tables at
https://relational.fit.cvut.cz/dataset/Financial.
The connection is established once per session,
subsequent calls return the same connection.
dm_financial_sqlite()
copies the data to a temporary SQLite database.
The data is downloaded once per session, subsequent calls return the same database.
The trans
table is excluded due to its size.
dm_financial() dm_financial_sqlite()
A dm
object.